<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >fbsql_db_status</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="PHP 手册" HREF="index.html"><LINK REL="UP" TITLE="FrontBase Functions" HREF="ref.fbsql.html"><LINK REL="PREVIOUS" TITLE="fbsql_db_query" HREF="function.fbsql-db-query.html"><LINK REL="NEXT" TITLE="fbsql_drop_db" HREF="function.fbsql-drop-db.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP 手册</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.fbsql-db-query.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.fbsql-drop-db.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.fbsql-db-status" ></A >fbsql_db_status</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN58932" ></A ><P > (PHP 4 >= 4.1.0, PHP 5)</P >fbsql_db_status -- Get the status for a given database</DIV ><DIV CLASS="refsect1" ><A NAME="AEN58935" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >fbsql_db_status</B > ( string database_name [, resource link_identifier] )<BR ></BR ><P > Gets the current status of the specified database. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN58947" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >database_name</CODE ></DT ><DD ><P > The database name. </P ></DD ><DT ><CODE CLASS="parameter" > link_identifier</CODE ></DT ><DD ><P >A FrontBase link identifier returned by <A HREF="function.fbsql-connect.html" ><B CLASS="function" >fbsql_connect()</B ></A > or <A HREF="function.fbsql-pconnect.html" ><B CLASS="function" >fbsql_pconnect()</B ></A >.</P ><P >If optional and not specified, the function will try to find an open link to the FrontBase server and if no such link is found it will try to create one as if <A HREF="function.fbsql-connect.html" ><B CLASS="function" >fbsql_connect()</B ></A > was called with no arguments</P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN58965" ></A ><H2 >返回值</H2 ><P > Returns an integer value with the current status. This can be one of the following constants: <P ></P ><UL ><LI ><P > <TT CLASS="constant" ><B >FALSE</B ></TT > - The exec handler for the host was invalid. This error will occur when the <CODE CLASS="parameter" >link_identifier</CODE > connects directly to a database by using a port number. FBExec can be available on the server but no connection has been made for it. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_UNKNOWN</B ></TT > - The Status is unknown. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_STOPPED</B ></TT > - The database is not running. Use <A HREF="function.fbsql-start-db.html" ><B CLASS="function" >fbsql_start_db()</B ></A > to start the database. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_STARTING</B ></TT > - The database is starting. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_RUNNING</B ></TT > - The database is running and can be used to perform SQL operations. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_STOPPING</B ></TT > - The database is stopping. </P ></LI ><LI ><P > <TT CLASS="constant" ><B >FBSQL_NOEXEC</B ></TT > - FBExec is not running on the server and it is not possible to get the status of the database. </P ></LI ></UL > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN58992" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.fbsql-start-db.html" ><B CLASS="function" >fbsql_start_db()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.fbsql-stop-db.html" ><B CLASS="function" >fbsql_stop_db()</B ></A ></TD ></TR ></TBODY ></TABLE ><P ></P > </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.fbsql-db-query.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >起始页</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.fbsql-drop-db.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >fbsql_db_query</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.fbsql.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >fbsql_drop_db</TD ></TR ></TABLE ></DIV ></BODY ></HTML >